Removed TODO that cannot be verified.
Removed TODO that cannot be verified.

Comparisons with Ocean at NRL did not show significant differences with
either signs. The effect is really small.
ProjectPersephone/Orekit,ProjectPersephone/Orekit,Yakushima/Orekit,attatrol/Orekit,Yakushima/Orekit,attatrol/Orekit,CS-SI/Orekit,liscju/Orekit,petrushy/Orekit,CS-SI/Orekit,petrushy/Orekit,liscju/Orekit